iio: light: lm3533-als: Remove space before ','

This patch fixes the following checkpatch.pl error:
ERROR: space prohibited before that ',' (ctx:WxE)
Signed-off-by: NRoberta Dobrescu <roberta.dobrescu@gmail.com>
Signed-off-by: NJonathan Cameron <jic23@kernel.org>

drivers/iio/light/lm3533-als.c

@@ -657,7 +657,7 @@ static ALS_HYSTERESIS_ATTR_RO(3);
 #define ILLUMINANCE_ATTR_RO(_name) \
 	DEVICE_ATTR(in_illuminance0_##_name, S_IRUGO, show_##_name, NULL)
 #define ILLUMINANCE_ATTR_RW(_name) \
-	DEVICE_ATTR(in_illuminance0_##_name, S_IRUGO | S_IWUSR , \
+	DEVICE_ATTR(in_illuminance0_##_name, S_IRUGO | S_IWUSR, \
 						show_##_name, store_##_name)
 /*
  * ALS Zone threshold-event enable